Fruit crinkle-resistant agent, as well as preparation method and application thereof
An anti-wrinkle agent and fruit technology, applied in the field of fruit anti-wrinkle agent and its preparation, can solve the problems of affecting appearance, fruit quality and flavor, nutritional and medicinal value, reducing commodity value, short shelf life, etc. Shrinkage and moisture loss reduction effect
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[0034] Embodiment 1 of the present invention is: a fruit anti-wrinkle agent, the fruit anti-wrinkle agent is a compound solution of okra purified polysaccharide, silk protein and calcium salt. The fruit anti-wrinkle agent is applied to fresh-keeping storage for alleviating the shrinkage symptoms of passion fruit, and the specific operations are as follows:
[0035] 1. Materials:
[0036] Passion fruit: the picked green passion fruit, the variety is purple passion fruit.
[0037] Silk protein: provided by Jiangsu Fushengde Biological Engineering Co., Ltd.
[0038] Purified polysaccharides from okra: purified polysaccharides prepared by hot water extraction, ethanol precipitation, protein removal, cellulose (Diethylaminoethylcellulose, DEAE) column purification, and ultrafiltration and centrifugation.
[0039] 2. Equipment:
[0040] Colorimeter: CR-400 (Konica Minolta, Minolta, Japan)
[0041] Respirator: Li-6262 CO 2 / H 2 O analyzer (LI-COR, Inc., Lincoln, NE, USA)
[00...
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